Past Meetings

This will be the final meeting of the series on Eco-Roofs. This program will be a panel of specialists discussing design considerations of Green/Eco Roofs. The panel will field questions from the audience and consists of three members.

Charles D. Miller, PE Roofscapes, Inc. Mr. Miller is the founder and president of Roofscapes, Inc. Roofscapes, Inc. supports a national network of landscape contracting companies that are licensed to install the Roofmeadow® family of green roof systems. These companies offer comprehensive installation and maintenance services for green roof projects across the US. Mr. Miller’s interest in green roofs stems from his background in water resource engineering. His research into the German success in using green roofs to treat urban runoff led him to form an alliance with Optigrun International AG.

Mr. Miller is a member of the Technical Advisory Committees for the Center of Green Roof Research at the Pennsylvania State University and is also a member of the ASTM Subcommittee on Sustainability-Building (E.06.71) where he has written four new practices pertaining to green roof design. Publications include: Methodology for the Design of Vegetated Roof Covers (1999), and A New Method for Controlling Runoff in Urbanized Areas (1998), Moisture Management in Green Roofs (2003) and Performance Based Approach for Preparing Green Roof Specifications (2004). Roofmeadow® green roofs have been featured in numerous periodicals, including Landscape Architecture, Architectural Record, Eco-Structure and Home Building magazine.

Chris Wayburn, AIA LEED AP GBD Architects Chris is currently a Project Manager and has been with GBD Architects since 1999. Chris has a BA in History from the University of North Carolina, Chapel Hill and a Master’s of Architecture from Clemson University. His eco-roof experience includes M Financial Plaza (Brewery Block 4), The Louisa and he is currently the Project Manager of Atwater Place. Atwater Place has both an extensive eco-roof over residential units on the podium and a ground floor intensive plaza over underground parking. All eco-roofs on Atwater Place drain to bioswales, giving an effective dual-treatment of storm water.

Chris brings extensive knowledge and experience with eco-roofs from working on projects that have had features including an extensive roof over residential townhouses that drained down to an intensive roof below and an occupied intensive eco-roof/garden plaza at a second floor over retail.

Dave Young, RDH Dave is a Building Science Specialist with the firm RDH Building Sciences Inc. He joined RDH Building Engineering Ltd in Vancouver, BC in 1999 after working as a structural engineer for 10 years in Ottawa, Canada and moved to Portland in 2004. Over his 17 years of consulting experience, Dave has focused his efforts on failure investigation, rehabilitation and new construction. His experience includes high and low-rise commercial, institutional and residential buildings and he is currently working on Atwater Place and The Wyatt.

This will be a follow up meeting to the first Eco-Roof meeting. This program will be a panel of suppliers and subcontractors discussing Green/Eco Roofs. Each panel member will discuss where we are today, the learning curve we have gone through and the direction we are heading. The panel will field questions from the audience and consists of four members.

Miles McCoy is the exclusive US representative for Diadem, a German-Hungarian green roof technology company. Over the past decade, Diadem has used its "systems" technology to build green roofs throughout Europe and the British Isles. Projects range from small condominium yards to huge, over-garage public spaces. They were just involved in their first US project, the new library in Kansas City. McCoy has 25+ years experience in the green industry, including several years in research for the USDA/ARS Horticultural Research Laboratory, Corvallis, Oregon; 12 years with the Oregon Association of Nurseries in marketing and management positions; and a decade helping develop The Oregon Garden, Silverton, Oregon. Besides his Diadem work, he also owns his own "sustainable horticulture”" company marketing products "that move horticulture toward nutrition and pest/disease control solutions that have less environmental impact."

Dan Koffel is an estimator/project manager with Snyder Roofing Company of Oregon. He has over 25 years experience in the specialties of roofing and waterproofing. Dan's responsibilities include management of projects and Snyder's Roofing Service and Maintenance Division. Among the Eco-Roof projects that Snyder Roofing has contracted are buildings in The Pearl District, The Brewery Blocks, Portland, State University and the new Portland Waterfront District, including The Meriwether, The John Ross and The Atwater.

Mark Barbour is a project manager with Dennis' Seven Dees nursery with 20+ years experience in the landscaping industry. Mark's specialties include paver installation, wetland mitigation planting and Eco-Roof installations. Personal experience includes management of the Portland International Airport Gateway Project, Padden Parkway Landscaping Project, Clark County, Meriwether Condominiums Eco-Roof and the Atwater Condominiums Eco-Roof.

Dirk Muntean has been a horticultural consultant to the soil and plant industry since 1976. Dirk earned a Masters Degree from the University of California in Plant Physiology and Plant Ecology. He also holds Bachelor Degrees in Botany and Environmental Biology. Dirk is currently President of Northern Lights Analytical and Consulting Inc. The company provides comprehensive laboratory testing services, field call services and consultation for the horticulture industry including forestry, greenhouses, nurseries, landscape contractors, landscape architects, compost/soil producers and home owners in British Columbia, Washington, Oregon, Idaho, Montana, Alaska, Nevada, Hawaii and Australia.